I think this, like anything tech, depends on the usecase.
As an example, if I was an ethnographer working to document rural cooking techniques on the Isle of Skye I might work with this group to stand up a public instance of mealie. Success would depend on the project being a collective work though. Me working with the collectives to meet the challenges of the project over a loosely defined set of time.
I think the above could be a big success. On the opposite side, I would not count on the collective to host and maintain my personal tech stack. Maybe I’d pay them to advise, but little more
Putting up a synapse server in the public cloud and building bridges to the apps people use. At least I get my messaging in one place